Main Characters Alex O'Connor 13 main appearances Katya O'Connor 13 main appearances Natalie O'Connor 13 main appearances Victor Dobrynin 13 main appearances Mark O'Connor 13 main appearances Sam Luttrell 12 main appearances Sarah O'Connor 11 main appearances Julia Marcus 1 main appearances
Recurring Guest Characters Doug Peters 1 guest appearances Receptionist 1 guest appearances Guard 1 guest appearances Veterinarian 1 guest appearances Guard 1 guest appearances Security Guard 1 guest appearances SVR Guard 1 guest appearances ⇤ « 1 2 3 4 5 6 » ⇥